// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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//
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// You are hereby granted a non-exclusive, worldwide, royalty-free license to use,
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// copy, modify, and distribute this software in source code or binary form for use
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// in connection with the web services and APIs provided by Facebook.
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//
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// As with any software that integrates with the Facebook platform, your use of
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// this software is subject to the Facebook Developer Principles and Policies
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// [http://developers.facebook.com/policy/]. This copyright notice shall be
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// included in all copies or substantial portions of the software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#import <Foundation/Foundation.h>
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#import "FBSDKCoreKitImport.h"
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NS_ASSUME_NONNULL_BEGIN
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/**
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Represents a single hashtag that can be used with the share dialog.
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*/
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NS_SWIFT_NAME(Hashtag)
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@interface FBSDKHashtag : NSObject <FBSDKCopying, NSSecureCoding>
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/**
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Convenience method to build a new hashtag with a string identifier. Equivalent to setting the
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`stringRepresentation` property.
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@param hashtagString The hashtag string.
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*/
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+ (instancetype)hashtagWithString:(NSString *)hashtagString
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NS_SWIFT_NAME(init(_:));
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/**
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The hashtag string.
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You are responsible for making sure that `stringRepresentation` is a valid hashtag (a single '#' followed
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by one or more word characters). Invalid hashtags are ignored when sharing content. You can check validity with the
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`valid` property.
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@return The hashtag string.
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*/
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@property (nonatomic, copy) NSString *stringRepresentation;
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/**
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Tests if a hashtag is valid.
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A valid hashtag matches the regular expression "#\w+": A single '#' followed by one or more
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word characters.
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@return YES if the hashtag is valid, NO otherwise.
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*/
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@property (nonatomic, readonly, assign, getter=isValid) BOOL valid;
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/**
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Compares the receiver to another hashtag.
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@param hashtag The other hashtag
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@return YES if the receiver is equal to the other hashtag; otherwise NO
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*/
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- (BOOL)isEqualToHashtag:(FBSDKHashtag *)hashtag;
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@end
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NS_ASSUME_NONNULL_END
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